Finding the Fourth Proportional to 135,722.64, 203,560.92 and 35,883.92
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Solution
The fourth proportional to 135,722.64, 203,560.92 and 35,883.92 is: 53,819.79
Step by Step Solution
- Step 1: Write the proportion equation
135,722.64 : 203,560.92 = 35,883.92 : x - Step 2: Convert to fraction form
135,722.64/203,560.92 = 35,883.92/x - Step 3: Cross multiply
135,722.64x = 203,560.92 × 35,883.92 - Step 4: Simplify right side
135,722.64x = 7,304,563,768.41 - Step 5: Solve for x
x = 7,304,563,768.41/135,722.64 - Step 6: Final answer
x = 53,819.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.